Home / 145,029.76-217,555.13-60,705.12

Finding the Fourth Proportional to 145,029.76, 217,555.13 and 60,705.12

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Solution

The fourth proportional to 145,029.76, 217,555.13 and 60,705.12 is: 91,062.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,029.76 : 217,555.13 = 60,705.12 : x
  2. Step 2: Convert to fraction form
    145,029.76/217,555.13 = 60,705.12/x
  3. Step 3: Cross multiply
    145,029.76x = 217,555.13 × 60,705.12
  4. Step 4: Simplify right side
    145,029.76x = 13,206,708,881.96
  5. Step 5: Solve for x
    x = 13,206,708,881.96/145,029.76
  6. Step 6: Final answer
    x = 91,062.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.